What to Watch This Week: Race Cars, Used Cars, 3-D and Retail

Here are some of the items that will help shape the week that lies ahead on Wall Street: Consumer electronics retailer Conn's reports; Titanic returns in 3-D; motorsports promoter International Speedway will see profits stall, and used-car seller CarMax checks under the hood.

Wackiness on Wall Street Last Week

Companies do the darndest things, and last week was no exception. Consider these recent surprises, blunders, and flat-out boneheaded moves, including: Talbots making like Yahoo and firing its CEO; Walmart returning to layaway financing; and digital recorder overkill from TiVo. (NO one watches that much telly.)